Air circulation vent cover



FIG. 1 is a perspective view of an air circulation vent cover showing our new design in use condition;

FIG. 2 is an upper right perspective view of the air circulation vent cover;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear elevational view thereof.

The broken lines showing a refrigerator cabinet, a shelving system in the refrigerator cabinet, refrigerator doors, door bins, door bin supports and crisper drawers in FIG. 1 are for illustrative purposes only and form no part of the claimed invention. 

The ornamental design for an air circulation vent cover, as shown and described. 